Subtract 7/90 from 25/28
25/28 - 7/90 is 1027/1260.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 90 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
25/28 = 25 × 45/28 × 45 = 1125/1260 - Likewise, for the 2nd fraction, since 90 × 14 = 1260,
7/90 = 7 × 14/90 × 14 = 98/1260 - Subtract the two like fractions:
1125/1260 - 98/1260 = 1125 - 98/1260 = 1027/1260
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